The P-900 IGT (Inert Gas System) provides competition-grade pellet plinking at an entry-level price! Powered by Gamo’s innovative spring-free power supply, the P-900 never loses power, even if you leave it cocked for hours. The IGS also provides a staggering 400+ FPS muzzle velocity and consistently accurate pellet trajectory. This revolutionary system, together with a rifled steel barrel, two-stage trigger, adjustable fiber optic sights, and an ergonomic polymer grip, this airgun is sharp shooter like no other!